Answer:
<h2>
decreasing: (-2, -1)∪(-1, 0) </h2>
Step-by-step explanation:
From x = -2 to x = 0 function is decreasing, but for x= -1 function doesn't exist, so we need to exclude x = -1 from (-2, 0)
You have to measure the triangle
The answer could possibly be -48+11=-37
Answer:
$4
Step-by-step explanation:
Total expenditure is $55
Breakdown
2 books cost $10
4 books cost $25
Subtotal for 6 books is 10+25=$35
Remaining amount from total is 55-35=$20
If each book costs approximately $5 then for $20, each book is 20/5=$4